p-block Questions

Given below are two statements:Statement I: Like nitrogen that can form ammonia, arsenic can form arsine.Statement II: Antimony cannot form antimony pentoxide.In the light of the above statements, choose the most appropriate answer from the options given below:

Name the type of the structure of silicate in which one oxygen atom of $[{\text{SiO}}_4{]}^{4-}$ is shared?

Which one of the following is present as an active ingredient in bleaching powder for bleaching action?

Which of the following oxide is amphoteric?

Which of the following is not a monomer for a high molecular mass silicone polymer?

The basic structural unit of silicates is:

Which of the following structure is similar to graphite?

Which is the strongest acid among the following?

Roasting of sulphides gives a colorless gas with a choking smell. Its aqueous solution is acidic and acts as a reducing agent. The gas is:

Sulphur trioxide can be obtained by which of the following reaction:

When ${\text{Cl}}_2$ gas reacts with hot and concentrated sodium hydroxide solution, the oxidation number of chlorine changes from:

Which of the following statements is NOT valid for oxoacids of phosphorus?

Which of the following statements is incorrect?

With which one of the following elements silicon should be doped so as to give p-type of semiconductor?

Which one of the following anions is present in the chain structure silicates?

Which of the following oxidation states are the most characteristic for lead and tin respectively?

The isoelectronic pair is:

${\text{F}}_2$ formed by reacting ${\text{K}}_2{\text{MnF}}_6$ with:

In diborane, the two $\text{H}-\text{B}-\text{H}$ angles are nearly:

The number of $\text{P}-\text{O}-\text{P}$ bridges in the structure of phosphorus pentoxide and phosphorus trioxide are respectively:

Among the following molecules(i) ${\text{XeO}}_3$ (ii) ${\text{XeOF}}_4$ (iii) ${\text{XeF}}_6$ Those having same number of lone pairs on $\text{Xe}$ are: